[mythtv-users] Backend crash. Do I have too few hard drives?

Paul Gardiner lists at glidos.net
Sun Dec 5 16:47:18 UTC 2010


On 04/12/2010 17:32, Andre wrote:
>
> On 4 Dec 2010, at 14:57, Paul Gardiner wrote:
>
>> On 04/12/2010 12:52, Andre wrote:
>>> 1) look at pci latency for the HD-S2 card, some motherboards don't set this correctly, other motherboards benefit from upping this to 64 (us I think). lspci -v will show you it's current setting, usually it's set in the bios in the depths of advanced pci stuff. It can be changed in linux too, from my rc.local:
>>> setpci -v -s 05:04.0 latency_timer=40
>>>
>>> 40 is 64 in hex, you will need to change the PCI id to match your card, in fact I've set all my pci devices to 64, long list of setpci's, seems to work best with a HD-S2.
>>
>> Seems to be 32 at the moment. So is the idea to set the latency to
>> 64 for every device reported by lspci? I could give that a go.
>
> Only for PCI not PCI express.

I don't have any PCI express devices, but there are other things in
the list, like SATA controlers and USB controlers. They have latency
0. Presumably I shouldn't mess with them, or should I?

Paul.


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